ASong2U_Web/wp-content/plugins/buddypress/bp-forums/bbpress/bb-includes/functions.bb-topics.php

461 lines
15 KiB
PHP

<?php
/* Topics */
function get_topic( $id, $cache = true ) {
global $bbdb;
if ( !is_numeric($id) ) {
list($slug, $sql) = bb_get_sql_from_slug( 'topic', $id );
$id = wp_cache_get( $slug, 'bb_topic_slug' );
}
// not else
if ( is_numeric($id) ) {
$id = (int) $id;
$sql = "topic_id = $id";
}
if ( 0 === $id || !$sql )
return false;
// &= not =&
$cache &= 'AND topic_status = 0' == $where = apply_filters( 'get_topic_where', 'AND topic_status = 0' );
if ( ( $cache || !$where ) && is_numeric($id) && false !== $topic = wp_cache_get( $id, 'bb_topic' ) )
return $topic;
// $where is NOT bbdb:prepared
$topic = $bbdb->get_row( "SELECT * FROM $bbdb->topics WHERE $sql $where" );
$topic = bb_append_meta( $topic, 'topic' );
if ( $cache ) {
wp_cache_set( $topic->topic_id, $topic, 'bb_topic' );
wp_cache_add( $topic->topic_slug, $topic->topic_id, 'bb_topic_slug' );
}
return $topic;
}
function bb_get_topic_from_uri( $uri ) {
// Extract the topic id or slug of the uri
if ( 'topic' === bb_get_path(0, false, $uri) ) {
$topic_id_or_slug = bb_get_path(1, false, $uri);
} else {
if ($parsed_uri = parse_url($uri)) {
if (preg_match('@/topic\.php$@' ,$parsed_uri['path'])) {
$args = wp_parse_args($parsed_uri['query']);
if (isset($args['id'])) {
$topic_id_or_slug = $args['id'];
}
}
}
}
if ( !$topic_id_or_slug )
return false;
return get_topic( $topic_id_or_slug );
}
function get_latest_topics( $args = null ) {
$defaults = array( 'forum' => false, 'page' => 1, 'exclude' => false, 'number' => false );
if ( is_numeric( $args ) )
$args = array( 'forum' => $args );
else
$args = wp_parse_args( $args ); // Make sure it's an array
if ( 1 < func_num_args() )
$args['page'] = func_get_arg(1);
if ( 2 < func_num_args() )
$args['exclude'] = func_get_arg(2);
$args = wp_parse_args( $args, $defaults );
extract( $args, EXTR_SKIP );
if ( $exclude ) {
$exclude = '-' . str_replace(',', ',-', $exclude);
$exclude = str_replace('--', '-', $exclude);
if ( $forum )
$forum = (string) $forum . ",$exclude";
else
$forum = $exclude;
}
$q = array(
'forum_id' => $forum,
'page' => $page,
'per_page' => $number,
'index_hint' => 'USE INDEX (`forum_time`)'
);
if ( bb_is_front() )
$q['sticky'] = '-2';
elseif ( bb_is_forum() || bb_is_view() )
$q['sticky'] = 0;
// Last param makes filters back compat
$query = new BB_Query( 'topic', $q, 'get_latest_topics' );
return $query->results;
}
function get_sticky_topics( $forum = false, $display = 1 ) {
if ( 1 != $display ) // Why is this even here?
return false;
$q = array(
'forum_id' => $forum,
'sticky' => bb_is_front() ? 'super' : 'sticky'
);
$query = new BB_Query( 'topic', $q, 'get_sticky_topics' );
return $query->results;
}
function get_recent_user_threads( $user_id ) {
global $page;
$q = array( 'page' => $page, 'topic_author_id' => $user_id, 'order_by' => 't.topic_time');
$query = new BB_Query( 'topic', $q, 'get_recent_user_threads' );
return $query->results;
}
function bb_insert_topic( $args = null ) {
global $bbdb;
if ( !$args = wp_parse_args( $args ) )
return false;
$fields = array_keys( $args );
if ( isset($args['topic_id']) && false !== $args['topic_id'] ) {
$update = true;
if ( !$topic_id = (int) get_topic_id( $args['topic_id'] ) )
return false;
// Get from db, not cache. Good idea? Prevents trying to update meta_key names in the topic table (get_topic() returns appended topic obj)
$topic = $bbdb->get_row( $bbdb->prepare( "SELECT * FROM $bbdb->topics WHERE topic_id = %d", $topic_id ) );
$defaults = get_object_vars( $topic );
unset($defaults['topic_id']);
// Only update the args we passed
$fields = array_intersect( $fields, array_keys($defaults) );
if ( in_array( 'topic_poster', $fields ) )
$fields[] = 'topic_poster_name';
if ( in_array( 'topic_last_poster', $fields ) )
$fields[] = 'topic_last_poster_name';
} else {
$topic_id = false;
$update = false;
$now = bb_current_time('mysql');
$current_user_id = bb_get_current_user_info( 'id' );
$defaults = array(
'topic_title' => '',
'topic_slug' => '',
'topic_poster' => $current_user_id, // accepts ids
'topic_poster_name' => '', // accept names
'topic_last_poster' => $current_user_id, // accepts ids
'topic_last_poster_name' => '', // accept names
'topic_start_time' => $now,
'topic_time' => $now,
'topic_open' => 1,
'forum_id' => 0 // accepts ids or slugs
);
// Insert all args
$fields = array_keys($defaults);
}
$defaults['tags'] = false; // accepts array or comma delimited string
extract( wp_parse_args( $args, $defaults ) );
unset($defaults['tags']);
if ( !$forum = bb_get_forum( $forum_id ) )
return false;
$forum_id = (int) $forum->forum_id;
if ( !$user = bb_get_user( $topic_poster ) )
$user = bb_get_user( $topic_poster_name, array( 'by' => 'login' ) );
if ( !empty( $user ) ) {
$topic_poster = $user->ID;
$topic_poster_name = $user->user_login;
}
if ( !$last_user = bb_get_user( $topic_last_poster ) )
$last_user = bb_get_user( $topic_last_poster_name, array( 'by' => 'login' ) );
if ( !empty( $last_user ) ) {
$topic_last_poster = $last_user->ID;
$topic_last_poster_name = $last_user->user_login;
}
if ( in_array( 'topic_title', $fields ) ) {
$topic_title = apply_filters( 'pre_topic_title', $topic_title, $topic_id );
if ( strlen($topic_title) < 1 )
return false;
}
if ( in_array( 'topic_slug', $fields ) ) {
$slug_sql = $update ?
"SELECT topic_slug FROM $bbdb->topics WHERE topic_slug = %s AND topic_id != %d" :
"SELECT topic_slug FROM $bbdb->topics WHERE topic_slug = %s";
$topic_slug = $_topic_slug = bb_slug_sanitize( $topic_slug ? $topic_slug : wp_specialchars_decode( $topic_title, ENT_QUOTES ) );
if ( strlen( $_topic_slug ) < 1 )
$topic_slug = $_topic_slug = '0';
while ( is_numeric($topic_slug) || $existing_slug = $bbdb->get_var( $bbdb->prepare( $slug_sql, $topic_slug, $topic_id ) ) )
$topic_slug = bb_slug_increment( $_topic_slug, $existing_slug );
}
if ( $update ) {
$bbdb->update( $bbdb->topics, compact( $fields ), compact( 'topic_id' ) );
wp_cache_delete( $topic_id, 'bb_topic' );
if ( in_array( 'topic_slug', $fields ) )
wp_cache_delete( $topic->topic_slug, 'bb_topic_slug' );
wp_cache_flush( 'bb_query' );
wp_cache_flush( 'bb_cache_posts_post_ids' );
do_action( 'bb_update_topic', $topic_id );
} else {
$bbdb->insert( $bbdb->topics, compact( $fields ) );
$topic_id = $bbdb->insert_id;
$bbdb->query( $bbdb->prepare( "UPDATE $bbdb->forums SET topics = topics + 1 WHERE forum_id = %d", $forum_id ) );
wp_cache_delete( $forum_id, 'bb_forum' );
wp_cache_flush( 'bb_forums' );
wp_cache_flush( 'bb_query' );
wp_cache_flush( 'bb_cache_posts_post_ids' );
do_action( 'bb_new_topic', $topic_id );
}
if ( !empty( $tags ) )
bb_add_topic_tags( $topic_id, $tags );
do_action( 'bb_insert_topic', $topic_id, $args, compact( array_keys($args) ) ); // topic_id, what was passed, what was used
return $topic_id;
}
// Deprecated: expects $title to be pre-escaped
function bb_new_topic( $title, $forum, $tags = '', $args = '' ) {
$title = stripslashes( $title );
$tags = stripslashes( $tags );
$forum = (int) $forum;
return bb_insert_topic( wp_parse_args( $args ) + array( 'topic_title' => $title, 'forum_id' => $forum, 'tags' => $tags ) );
}
// Deprecated: expects $title to be pre-escaped
function bb_update_topic( $title, $topic_id ) {
$title = stripslashes( $title );
return bb_insert_topic( array( 'topic_title' => $title, 'topic_id' => $topic_id ) );
}
function bb_delete_topic( $topic_id, $new_status = 0 ) {
global $bbdb;
$topic_id = (int) $topic_id;
add_filter( 'get_topic_where', 'bb_no_where' );
if ( $topic = get_topic( $topic_id ) ) {
$new_status = (int) $new_status;
$old_status = (int) $topic->topic_status;
if ( $new_status == $old_status )
return;
$thread_args = array( 'per_page' => -1, 'order' => 'DESC' );
if ( 0 != $old_status && 0 == $new_status )
$thread_args['post_status'] = 'all';
$poster_ids = array();
$posts = get_thread( $topic_id, $thread_args );
if ( $posts && count( $posts ) ) {
foreach ( $posts as $post ) {
_bb_delete_post( $post->post_id, $new_status );
$poster_ids[] = $post->poster_id;
}
}
if ( count( $poster_ids ) ) {
foreach ( array_unique( $poster_ids ) as $id ) {
if ( $user = bb_get_user( $id ) ) {
$topics_replied_key = $bbdb->prefix . 'topics_replied';
bb_update_usermeta( $user->ID, $topics_replied_key, ( $old_status ? $user->$topics_replied_key + 1 : $user->$topics_replied_key - 1 ) );
}
}
}
if ( $ids = $bbdb->get_col( "SELECT user_id, meta_value FROM $bbdb->usermeta WHERE meta_key = 'favorites' and FIND_IN_SET('$topic_id', meta_value) > 0" ) )
foreach ( $ids as $id )
bb_remove_user_favorite( $id, $topic_id );
switch ( $new_status ) {
case 0: // Undeleting
$bbdb->update( $bbdb->topics, array( 'topic_status' => $new_status ), compact( 'topic_id' ) );
$topic_posts = (int) $bbdb->get_var( $bbdb->prepare(
"SELECT COUNT(*) FROM $bbdb->posts WHERE topic_id = %d AND post_status = 0", $topic_id
) );
$all_posts = (int) $bbdb->get_var( $bbdb->prepare(
"SELECT COUNT(*) FROM $bbdb->posts WHERE topic_id = %d", $topic_id
) );
bb_update_topicmeta( $topic_id, 'deleted_posts', $all_posts - $topic_posts );
$bbdb->query( $bbdb->prepare(
"UPDATE $bbdb->forums SET topics = topics + 1, posts = posts + %d WHERE forum_id = %d", $topic_posts, $topic->forum_id
) );
$bbdb->update( $bbdb->topics, compact( 'topic_posts' ), compact( 'topic_id' ) );
bb_topic_set_last_post( $topic_id );
bb_update_post_positions( $topic_id );
break;
default: // Other statuses (like Delete and Bozo)
bb_remove_topic_tags( $topic_id );
$bbdb->update( $bbdb->topics, array( 'topic_status' => $new_status, 'tag_count' => 0 ), compact( 'topic_id' ) );
$bbdb->query( $bbdb->prepare(
"UPDATE $bbdb->forums SET topics = topics - 1, posts = posts - %d WHERE forum_id = %d", $topic->topic_posts, $topic->forum_id
) );
break;
}
do_action( 'bb_delete_topic', $topic_id, $new_status, $old_status );
wp_cache_delete( $topic_id, 'bb_topic' );
wp_cache_delete( $topic->topic_slug, 'bb_topic_slug' );
wp_cache_delete( $topic_id, 'bb_thread' );
wp_cache_delete( $topic->forum_id, 'bb_forum' );
wp_cache_flush( 'bb_forums' );
wp_cache_flush( 'bb_query' );
wp_cache_flush( 'bb_cache_posts_post_ids' );
return $topic_id;
} else {
return false;
}
}
function bb_move_topic( $topic_id, $forum_id ) {
global $bbdb;
$topic = get_topic( $topic_id );
$forum = bb_get_forum( $forum_id );
$topic_id = (int) $topic->topic_id;
$forum_id = (int) $forum->forum_id;
if ( $topic && $forum && $topic->forum_id != $forum_id ) {
$bbdb->update( $bbdb->posts, compact( 'forum_id' ), compact( 'topic_id' ) );
$bbdb->update( $bbdb->topics, compact( 'forum_id' ), compact( 'topic_id' ) );
$bbdb->query( $bbdb->prepare(
"UPDATE $bbdb->forums SET topics = topics + 1, posts = posts + %d WHERE forum_id = %d", $topic->topic_posts, $forum_id
) );
$bbdb->query( $bbdb->prepare(
"UPDATE $bbdb->forums SET topics = topics - 1, posts = posts - %d WHERE forum_id = %d", $topic->topic_posts, $topic->forum_id
) );
wp_cache_flush( 'bb_post' );
wp_cache_delete( $topic_id, 'bb_topic' );
wp_cache_delete( $forum_id, 'bb_forum' );
wp_cache_flush( 'bb_forums' );
wp_cache_flush( 'bb_query' );
wp_cache_flush( 'bb_cache_posts_post_ids' );
do_action( 'bb_move_topic', $topic_id, $forum_id, $topic->forum_id );
return $forum_id;
}
return false;
}
function bb_topic_set_last_post( $topic_id ) {
global $bbdb;
$topic_id = (int) $topic_id;
$old_post = $bbdb->get_row( $bbdb->prepare(
"SELECT post_id, poster_id, post_time FROM $bbdb->posts WHERE topic_id = %d AND post_status = 0 ORDER BY post_time DESC LIMIT 1", $topic_id
) );
$old_poster = bb_get_user( $old_post->poster_id );
wp_cache_delete( $topic_id, 'bb_topic' );
return $bbdb->update( $bbdb->topics, array( 'topic_time' => $old_post->post_time, 'topic_last_poster' => $old_post->poster_id, 'topic_last_poster_name' => $old_poster->login_name, 'topic_last_post_id' => $old_post->post_id ), compact( 'topic_id' ) );
}
function bb_close_topic( $topic_id ) {
global $bbdb;
$topic_id = (int) $topic_id;
wp_cache_delete( $topic_id, 'bb_topic' );
$r = $bbdb->update( $bbdb->topics, array( 'topic_open' => 0 ), compact( 'topic_id' ) );
do_action('close_topic', $topic_id, $r);
return $r;
}
function bb_open_topic( $topic_id ) {
global $bbdb;
$topic_id = (int) $topic_id;
wp_cache_delete( $topic_id, 'bb_topic' );
$r = $bbdb->update( $bbdb->topics, array( 'topic_open' => 1 ), compact( 'topic_id' ) );
do_action('open_topic', $topic_id, $r);
return $r;
}
function bb_stick_topic( $topic_id, $super = 0 ) {
global $bbdb;
$topic_id = (int) $topic_id;
$stick = 1 + abs((int) $super);
wp_cache_delete( $topic_id, 'bb_topic' );
$r = $bbdb->update( $bbdb->topics, array( 'topic_sticky' => $stick ), compact( 'topic_id' ) );
do_action('stick_topic', $topic_id, $r);
return $r;
}
function bb_unstick_topic( $topic_id ) {
global $bbdb;
$topic_id = (int) $topic_id;
wp_cache_delete( $topic_id, 'bb_topic' );
$r = $bbdb->update( $bbdb->topics, array( 'topic_sticky' => 0 ), compact( 'topic_id' ) );
do_action('unstick_topic', $topic_id, $r);
return $r;
}
function topic_is_open( $topic_id = 0 ) {
$topic = get_topic( get_topic_id( $topic_id ) );
return 1 == $topic->topic_open;
}
function topic_is_sticky( $topic_id = 0 ) {
$topic = get_topic( get_topic_id( $topic_id ) );
return '0' !== $topic->topic_sticky;
}
function bb_update_topic_voices( $topic_id )
{
if ( !$topic_id ) {
return;
}
$topic_id = abs( (int) $topic_id );
global $bbdb;
if ( $voices = $bbdb->get_col( $bbdb->prepare( "SELECT DISTINCT poster_id FROM $bbdb->posts WHERE topic_id = %s AND post_status = '0';", $topic_id ) ) ) {
$voices = count( $voices );
bb_update_topicmeta( $topic_id, 'voices_count', $voices );
}
}
/* Thread */
// Thread, topic? Guh-wah?
// A topic is the container, the thread is it's contents (the posts)
function get_thread( $topic_id, $args = null ) {
$defaults = array( 'page' => 1, 'order' => 'ASC' );
if ( is_numeric( $args ) )
$args = array( 'page' => $args );
if ( @func_get_arg(2) )
$defaults['order'] = 'DESC';
$args = wp_parse_args( $args, $defaults );
$args['topic_id'] = $topic_id;
$query = new BB_Query( 'post', $args, 'get_thread' );
return $query->results;
}
// deprecated
function get_thread_post_ids( $topic_id ) {
$return = array( 'post' => array(), 'poster' => array() );
foreach ( get_thread( $topic_id, array( 'per_page' => -1 ) ) as $post ) {
$return['post'][] = $post->post_id;
$return['poster'][] = $post->poster_id;
}
return $return;
}